July 1971 storm reports: hail, wind and tornadoes
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In July 1971, 113 hail, 248 damaging-wind and 100 tornado reports were logged on 31 storm days across 44 states. The largest hail reported was 4.50″ (softball size) in Mountrail County, ND on July 6, 1971. The most hail reports came on July 14, 1971 (10). Tornadoes killed 1.
Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology
← June 1971 All 1971 storm days August 1971 →
Source: National Storms (nationalstorms.com), CC BY 4.0, data from NOAA Storm Prediction Center storm reports.
Biggest storm days of July 1971
| Day | Hail | Wind | Tornado | Largest hail | States |
|---|---|---|---|---|---|
| Jul 14, 1971 | 10 | 16 | 4 | 3.00″ | 9 |
| Jul 19, 1971 | 2 | 18 | 9 | 3.00″ | 12 |
| Jul 6, 1971 | 8 | 13 | 7 | 4.50″ | 13 |
| Jul 12, 1971 | 6 | 16 | 5 | 3.50″ | 7 |
| Jul 27, 1971 | 10 | 11 | 6 | 3.00″ | 8 |
| Jul 7, 1971 | 2 | 22 | 1 | 1.75″ | 6 |
| Jul 9, 1971 | 5 | 16 | 3 | 2.75″ | 12 |
| Jul 3, 1971 | 5 | 7 | 11 | 4.00″ | 7 |
| Jul 1, 1971 | 0 | 16 | 5 | – | 9 |
| Jul 18, 1971 | 2 | 12 | 6 | 3.00″ | 8 |
Largest hail reported in July 1971
| Day | Size | Location |
|---|---|---|
| Jul 6, 1971 | 4.50″ (softball) | Mountrail County, ND |
| Jul 3, 1971 | 4.00″ (grapefruit) | Hand County, SD |
| Jul 11, 1971 | 3.75″ (teacup) | Perkins County, SD |
| Jul 12, 1971 | 3.50″ (teacup) | Stearns County, MN |
| Jul 2, 1971 | 3.00″ (teacup) | Sheridan County, MT |
| Jul 8, 1971 | 3.00″ (teacup) | Clay County, KS |
| Jul 12, 1971 | 3.00″ (teacup) | Douglas County, MN |
| Jul 14, 1971 | 3.00″ (teacup) | Gasconade County, MO |
| Jul 14, 1971 | 3.00″ (teacup) | Fulton County, KY |
| Jul 18, 1971 | 3.00″ (teacup) | Adair County, MO |
Storm reports by state, July 1971
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| Kansas | 11 | 21 | 3 | 3.00″ |
| Iowa | 3 | 26 | 5 | 2.00″ |
| Colorado | 17 | 5 | 3 | 2.75″ |
| Minnesota | 8 | 9 | 6 | 3.50″ |
| Missouri | 12 | 7 | 4 | 3.00″ |
| South Dakota | 6 | 7 | 9 | 4.00″ |
| Nebraska | 8 | 5 | 8 | 2.00″ |
| Kentucky | 2 | 16 | 2 | 3.00″ |
| Florida | 2 | 6 | 10 | 1.00″ |
| North Dakota | 6 | 7 | 5 | 4.50″ |
| Texas | 2 | 8 | 7 | 2.00″ |
| Wisconsin | 2 | 9 | 5 | 1.75″ |
| New York | 2 | 8 | 2 | 1.75″ |
| Ohio | 1 | 8 | 3 | 1.00″ |
| New Mexico | 9 | 1 | 1 | 2.00″ |
| Pennsylvania | 1 | 9 | 1 | 1.75″ |
| Tennessee | 2 | 8 | 1 | 2.00″ |
| Alabama | 1 | 9 | 0 | 1.00″ |
| Arizona | 1 | 7 | 2 | 0.75″ |
| Georgia | 0 | 7 | 3 | – |
| Montana | 5 | 4 | 1 | 3.00″ |
| Illinois | 2 | 5 | 1 | 1.75″ |
| Indiana | 1 | 6 | 1 | 1.00″ |
| North Carolina | 0 | 8 | 0 | – |
| Arkansas | 1 | 5 | 1 | 1.75″ |
| Maine | 0 | 3 | 4 | – |
| Mississippi | 0 | 7 | 0 | – |
| Massachusetts | 0 | 3 | 3 | – |
| Michigan | 3 | 1 | 1 | 1.75″ |
| Connecticut | 0 | 2 | 2 | – |
| Idaho | 0 | 4 | 0 | – |
| Maryland | 0 | 2 | 2 | – |
| South Carolina | 0 | 4 | 0 | – |
| Oklahoma | 1 | 1 | 1 | 1.75″ |
| Louisiana | 0 | 2 | 0 | – |
| New Hampshire | 0 | 2 | 0 | – |
| New Jersey | 0 | 0 | 2 | – |
| Oregon | 1 | 1 | 0 | 1.00″ |
| Virginia | 1 | 1 | 0 | 1.75″ |
| Washington | 1 | 1 | 0 | 1.75″ |
| West Virginia | 1 | 0 | 1 | 0.75″ |
| Rhode Island | 0 | 1 | 0 | – |
| Utah | 0 | 1 | 0 | – |
| Vermont | 0 | 1 | 0 | – |
Every storm day in July 1971
Jul 1 Jul 2 Jul 3 Jul 4 Jul 5 Jul 6 Jul 7 Jul 8 Jul 9 Jul 10 Jul 11 Jul 12 Jul 13 Jul 14 Jul 15 Jul 16 Jul 17 Jul 18 Jul 19 Jul 20 Jul 21 Jul 22 Jul 23 Jul 24 Jul 25 Jul 26 Jul 27 Jul 28 Jul 29 Jul 30 Jul 31
A storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Read more about NOAA storm reports.